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14770013 = 14819973
BaseRepresentation
bin111000010101…
…111101011101
31000210101122112
4320111331131
512240120023
61244323405
7236354156
oct70257535
930711575
1014770013
118378a25
124b43565
1330a1a6b
141d6692d
15146b478
hexe15f5d

14770013 has 4 divisors (see below), whose sum is σ = 14781468. Its totient is φ = 14758560.

The previous prime is 14770003. The next prime is 14770031. The reversal of 14770013 is 31007741.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3833764 + 10936249 = 1958^2 + 3307^2 .

It is a cyclic number.

It is not a de Polignac number, because 14770013 - 28 = 14769757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14770003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3506 + ... + 6467.

It is an arithmetic number, because the mean of its divisors is an integer number (3695367).

Almost surely, 214770013 is an apocalyptic number.

It is an amenable number.

14770013 is a deficient number, since it is larger than the sum of its proper divisors (11455).

14770013 is an equidigital number, since it uses as much as digits as its factorization.

14770013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11454.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 14770013 is about 3843.1774614243. The cubic root of 14770013 is about 245.3542729761.

Adding to 14770013 its reverse (31007741), we get a palindrome (45777754).

The spelling of 14770013 in words is "fourteen million, seven hundred seventy thousand, thirteen".

Divisors: 1 1481 9973 14770013